Re: how to generate glib events
- From: Gorshkov <listsubscriptions oghma on ca>
- To: gtk-list gnome org
- Subject: Re: how to generate glib events
- Date: Tue, 03 Mar 2009 14:16:37 -0500
My approach to this is to spawn another thread to handle the events
- Create a GAsyncQueue
g_async_queue_new(void);
- Create the worker thread
- in your watch callback, pack the data you've received into a
structure, and push it onto the GAsyncQueue
g_async_queue_push(GAsyncQueue *queue, gpointer data);
- in your worker thread, wait on the queue and process messages, as they
are received, in order
while (message = g_async_queue_pop(GAsyncQueue *queue))
{
/* do stuff */
}
Mauro Condarelli wrote:
Hi All,
sorry to disturb, but I seem unable to fully grasp this.
I am using glib (not full GTK+) for a server application that needs to
listen to multiple sockets/pipes.
I managed to have the GIOChannels working the way I need them.
Now I have (in some of the GIOChannel watches) a complete message to be
processed.
In order to serialize processing I would like to avoid processing
directly in the watch callback, I would like to "queue" somehow the
message and have another "watch" in the main loop to wait on this queue.
I can do this easily using polling and timeouts, but this would
introduce unacceptable delays.
I'm currently trying to implement this using a pipe and another
GIOChannel watching on it.
Is this the right way to do such a thing?
Is there another (better) way to do this.
Can someone point me to the right documentation (possibly some tutorial)?
Should I implement a new Source (g_source_new() and all associated
paraphernalia)?
If so: where can I get some example?
Thanks in Advance
Mauro
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